SunRace M41 Rear Derailleur - 7/8-Speed, Long Cage, Black

The SunRace M4 Rear Derailleur is designed for 7 and 8-speed MTB drivetrains. 13T tension pulley Color: Black Largest Cog: 34 Rear Derailleur Mount Type: Shimano Rear Direct Mount Chain Wrap Capacity (teeth): 43 Cage Length: Long Rear Der/Shifter Compatib